{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008493","490:4900009154","490:4900009054","490:4900008942","490:4900009567","490:4900009161","490:4900008610","490:4900008500","490:4900008385","490:4900009159","490:4900009467","490:4900009265","490:4900008720","490:4900010785","490:4900008606","490:4900009274","490:4900009672","490:4900009466","490:4900004662","490:4900008941","490:4900011473","490:4900011605","490:4900009364","490:4900009569","490:4900010074"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6401927837248254,0.5973273268264294,0.5322568994462301,0.45641150551256093,0.3686524832331145,0.34081855559626817,0.321894006755572,0.3161697626432724,0.31306112321619206,0.3111260033130091,0.2998007495085962,0.25890031488563625,0.2529469355848147,0.2472488672599187,0.2429389169550613,0.22946098797554865,0.22288472067314116,0.21737642443727068,0.21556065946043068,0.20189152839181734,0.1755130776695266,0.16704049282359182,0.16505608360450633,0.1608054038049142,0.15520984030418516],"twin_dists":[0.12265899998321626,0.1318453184958119,0.14585650989311363,0.16266596278672804,0.18347738514732637,0.1905577888976145,0.19554914443451424,0.19709077016242058,0.19793458384843102,0.19846226545169715,0.2015890684286421,0.213509247032404,0.2153392280189081,0.21711657553005886,0.21847847708359883,0.22284147856596118,0.22503172101158386,0.22689966895233557,0.2275223787273477,0.23232833999756222,0.24228061916250002,0.24570104510180527,0.24652011207219945,0.2482988474463093,0.25069323923526315],"n_dims_used":45,"mean_confidence":0.9190266927083334},"coverage":{"mean_confidence":0.9190266927083334,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}